The Dormer E471 HSS-E-PM Green Ring Shark Spiral Point Tap is an exceptional tool designed for high-precision threading applications. Constructed from High-Speed Steel with cobalt, this tap offers superior durability and heat resistance, making it ideal for demanding industrial environments. The E471 features a spiral point design, which efficiently directs chips forward, reducing clogging and ensuring smooth, continuous threading. This design is particularly effective for through-hole applications, providing reliable performance and ease of use. The green ring on this tap indicates its specialised geometry for enhanced control and reduced torque during operation, ensuring accurate and efficient thread creation. Features & Benefits • Spiral point • HSS-E powder metallurgy steel • DIN37112 • Tolerance: 6H • Chamfer: B 3.5 – 5 Specifications • Diameter: M20 • Thread Pitch: 2.5mm • Overall Length: 140mm

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